package com.blue.utils;

import java.io.*;

/**
 * 用于处理Runtime.getRuntime().exec产生的错误流及输出流
 * Created by Administrator on 2019/7/22.
 */
public class StreamGobbler extends Thread {
    InputStream is;
    String type;
    OutputStream os;

    public StreamGobbler(InputStream is, String type) {
        this( is, type, null );
    }

    StreamGobbler(InputStream is, String type, OutputStream redirect) {
        this.is = is;
        this.type = type;
        this.os = redirect;
    }

    public void run() {
        InputStreamReader isr = null;
        BufferedReader br = null;
        PrintWriter pw = null;
        try {
            if (os != null)
                pw = new PrintWriter( os );

            isr = new InputStreamReader( is );
            br = new BufferedReader( isr );
            String line = null;
            while ((line = br.readLine()) != null) {
                if (pw != null)
                    pw.println( line );
                System.out.println( type + ">" + line );
            }

            if (pw != null)
                pw.flush();
        } catch (IOException ioe) {
            ioe.printStackTrace();
        } finally {
            pw.close();
            try {
                br.close();
                isr.close();
            } catch (Exception e) {
                e.printStackTrace();
            }

        }
    }

}
